同班同学

例句：

1. 1. We are classmates from the same school.
   我们是同一所学校的同学。
2. 2. She is a good friend to her classmates.
   她是她的同学的好朋友。
3. 3. They often hang out together as classmates.
   作为同学，他们经常一起出去玩。